| Author | Titles | | 1.
| Mercier, Antoine | 2 | | 2.
| Mercier, Cardeal, 1851-1926 | 0 | | 3.
| Author is: Mercier, Désiré-Joseph, Cardeal, 1851-1926 | 5 | | 4.
| Mercier, Charles | 2 | | 5.
| Mercier, Désiré Félicien François Joseph, Cardeal, 1851-1926 | 0 | | 6.
| Author is: Mercier, Désiré-Joseph, Cardeal, 1851-1926 | 5 | | 7.
| Mercier, Désiré-Joseph, Cardeal, 1851-1926 | 5 | | 8.
| Mercier, Ernest, 1840-1907 | 2 | | 9.
| Mercier, G. | 1 | | 10.
| Mercier, Georges | 1 | | 11.
| Le Mercier, Isabelle | 1 | | 12.
| Mercier, Jacques | 1 |
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